Zobrazeno 1 - 10
of 2 089
pro vyhledávání: '"Single pixel"'
Autor:
Jongchan Park, Liang Gao
Publikováno v:
PhotoniX, Vol 5, Iss 1, Pp 1-16 (2024)
Abstract Single-pixel detectors are popular devices in optical sciences because of their fast temporal response, high sensitivity, and low cost. However, when being used for imaging, they face a fundamental challenge in acquiring high-dimensional inf
Externí odkaz:
https://doaj.org/article/45f9862aa6e44172bf66350693233660
Publikováno v:
Naučno-tehničeskij Vestnik Informacionnyh Tehnologij, Mehaniki i Optiki, Vol 24, Iss 4, Pp 548-553 (2024)
In recent years, the single-pixel imaging technique which uses a detector without spatial resolution and spatially modulated illumination patterns to reconstruct an object image has been finding its application for imaging objects in visibility obstr
Externí odkaz:
https://doaj.org/article/cb8f4998a7fb4bc5be8883714dfa0985
Publikováno v:
Revista UIS Ingenierías, Vol 23, Iss 4 (2024)
Spectral classification allows material labeling based on spectral information. Single-pixel cameras (SPCs) have been used as a low-cost solution for acquiring spectral images, providing high-resolution spectral and low-resolution spatial informatio
Externí odkaz:
https://doaj.org/article/826de1d23a534f509cb04a57e9765ae4
Publikováno v:
Frontiers of Optoelectronics, Vol 17, Iss 1, Pp 1-9 (2024)
Abstract This paper presents an efficient scheme for single-pixel imaging (SPI) utilizing a phase-controlled fiber laser array and an untrained deep neural network. The fiber lasers are arranged in a compact hexagonal structure and coherently combine
Externí odkaz:
https://doaj.org/article/b4858e999f454adcb598af2d8a0edd69
Autor:
Yance Chen, Yue Dai, Srikrishna Chanakya Bodepudi, Xinyu Liu, Yuan Ma, Shiyu Xing, Dawei Di, Feng Tian, Xin Ming, Yingjun Liu, Kai Pang, Fei Xue, Yunyan Zhang, Zexin Yu, Yaping Dan, Oleksiy V. Penkov, Yishu Zhang, Dianyu Qi, Wenzhang Fang, Yang Xu, Chao Gao
Publikováno v:
InfoMat, Vol 6, Iss 9, Pp n/a-n/a (2024)
Abstract The demand for high‐performance X‐ray detectors leads to material innovation for efficient photoelectric conversion and carrier transfer. However, current X‐ray detectors are often susceptible to chemical and irradiation instability, c
Externí odkaz:
https://doaj.org/article/79722a9ead564190b74b7e1300dffaee
Publikováno v:
Frontiers in Physics, Vol 12 (2024)
In this manuscript, an automated optimization neural network is applied in Hadamard single-pixel imaging (H-SPI) and Fourier single-pixel imaging (F-SPI) to improve the imaging quality at low sampling ratios which is called AO-Net. By projecting Hada
Externí odkaz:
https://doaj.org/article/516db8cac5024e929387308a3a1da202
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 6, Pp 1-12 (2024)
Compared with conventional imaging methods, Fourier single-pixel imaging (FSPI) has efficient noise immunity, wide spectral coverage, non-local imaging ability and long imaging range. Leveraging FSPI for object detection holds promising applications.
Externí odkaz:
https://doaj.org/article/6d7695b1c34347c9981995cc676d450c
Autor:
Peiqi Yang, Mingju Xin, Yaopeng Wei, Chuanxin Teng, Ming Chen, Yu Cheng, Jun Yin, Libo Yuan, Shijie Deng
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 6, Pp 1-7 (2024)
A compact single-pixel spectral measurement system based on semiconductor diodes is described in this work. There are no optical components in the system configuration, which contribute to reducing the size of the equipment. Incident spectra can be r
Externí odkaz:
https://doaj.org/article/b45829131d3849f7b230e476e19c53c9
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 6, Pp 1-6 (2024)
Here we propose a non-line-of-sight (NLOS) tracking scheme using only one single-pixel single-photon channel. It is demonstrated that sending multiple beams with proper time delay enables multiplexing of multi-echoes of the hidden object in the singl
Externí odkaz:
https://doaj.org/article/23588d8ada7f46fbafae791fea6de7d0
Publikováno v:
IEEE Access, Vol 12, Pp 138575-138581 (2024)
Single pixel imaging is a new method, but imaging quality and speed are the main factors affecting its practicality. Building upon the attributes of the random measurement and deterministic matrices, a Walsh transformation matrix with bicubic interpo
Externí odkaz:
https://doaj.org/article/00e64ee5182f467d849ec5e2906f4d72